# SDR AALA2020022549036

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 23, 2020
- Submitted: February 25, 2020
- Operation: Air carrier
- Aircraft: [N190AA](https://openairdocs.org/aircraft/N190AA), registered now
- Make and model: Boeing 757223
- Aircraft serial: 32384
- Aircraft time: 64,420 hours, 16,274 cycles
- System (JASC): [2131 · Cabin Pressure Controller](https://openairdocs.org/jasc/2131)
- Part: Controller
- Part number: 211738815
- Condition: Faulted
- Location: Cabin Pressure
- Stage of operation: CL
- How discovered: O
- Nature of condition: J
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/AALA2020022549036

## Discrepancy

AIRCRAFT NOT GROUNDED: CABIN AUTO INOP MESSAGE DISPLAYED . AUTO 1 AND AUTO 2 CONTROLLERS INOP. FOLLOWED QRH PROCEDURES . CABIN ALTITUDE CONTROLLABLE USING MANUAL CONTROLLER. REMOVED & REPLACED #2 CABIN PRESSURE COTROLLER IAW AMM 21-31-02.

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.